以下化学用语正确的是

题干

以下化学用语正确的是（　　）

A：苯的实验式 C₆H₆

B：乙醇的分子式CH₃CH₂OH

C：乙烯的结构简式CH₂CH₂

D：甲醛的结构式：

上一题下一题 0.0难度选择题更新时间:2018-11-21 07:08:31

D

Zhang Hong在学校参加了一个English Club, 从那以后，她改变了很多。请你结合下面所给的提示，写一篇约80个单词的英语短文。

	In the past	Now
Personalities (性格)	shy, quiet, get nervous easily, not dare to speak in public	brave, outgoing, kind of active…
Hobbies	Reading and watching TV	reading, singing ,dancing, making friends, playing badminton…
Abilities	Doing well in reading	Be good at reading, dancing, singing, communicating and sports.

要求: 1. 覆盖要点，可适当增加情节；2. 80词左右，开头与结尾已经给出，不计入总词数。

Joining a club sometimes changes a person greatly.

People sure change all the time, right? What we should do is to learn from Zhang Hong? Change ourselves and choose to be the best of ourselves.